Home / 5,917.80-8,868.60-4,824.30

Finding the Fourth Proportional to 5,917.80, 8,868.60 and 4,824.30

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Solution

The fourth proportional to 5,917.80, 8,868.60 and 4,824.30 is: 7,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.80 : 8,868.60 = 4,824.30 : x
  2. Step 2: Convert to fraction form
    5,917.80/8,868.60 = 4,824.30/x
  3. Step 3: Cross multiply
    5,917.80x = 8,868.60 × 4,824.30
  4. Step 4: Simplify right side
    5,917.80x = 42,784,786.98
  5. Step 5: Solve for x
    x = 42,784,786.98/5,917.80
  6. Step 6: Final answer
    x = 7,229.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.